Amaltheus sp.
| 1974. | Amaltheus sp. Sato, T. 1974a pl. J-5, fig. 6 |
| 1964. | Amaltheus sp. Shikama, T. 1964 p. 152, pl. 53, fig. 17 |
| 1955. | Amaltheus sp. Sato, T. 1955 p. 114, pl. 18, fig. 1 |
| Condition: | Present |
| Taxonomy: | Mollusca: Cephalopoda: |
| Geologic Time: | Mesozoic: |
| Sato, T., 1955: Les ammonites recueillies dans le groupe de Kuruma, nord du Japon central. Transactions and Proceedings of the Palaeontological Society of Japan. New Series, no. 20, pp. 111–118, pl. 18. (Reference No. 0266) |
| Sato, T., 1974a: Ammonoid fossils of Japan, 1 (Jurassic ammonites, 4 — Kuruma group and Tetori group, 1). Atlas of Japanese fossils, no. 35-208, 4 pp., pl. J-5. Tsukiji Shokan Publishing Co., Ltd., Tokyo. (in Japanese) (Reference No. 0613) |
| Shikama, T., 1964a: Index fossils of Japan., pp. 1–287, pls. 1–80. Asakura Shoten, Tokyo. (in Japanese) (Reference No. 0618) |
| Ichikawa, T., 1988, no. 15, p. 136. |
| Ichikawa, T., 1988, no. 15, p. 158. |
| Ichikawa, T. and Hayami, I., 1978, no. 2, p. 249. |
